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[rust.git] / src / test / ui / proc-macro / define-two.rs
1 // force-host
2 // no-prefer-dynamic
3
4 #![crate_type = "proc-macro"]
5
6 extern crate proc_macro;
7
8 use proc_macro::TokenStream;
9
10 #[proc_macro_derive(A)]
11 pub fn foo(input: TokenStream) -> TokenStream {
12     input
13 }
14
15 #[proc_macro_derive(A)] //~ ERROR the name `A` is defined multiple times
16 pub fn bar(input: TokenStream) -> TokenStream {
17     input
18 }